出自汉·桓宽《盐铁论·申韩》，也有说出自《盐铁论·险固》。有所准备就能制服别人；没有准备只能被别人制服。释义：有准备就能钳制住别人；没有准备就要受别人的钳制。

The most profound question is not about the existence of God, but about the existence of the world.

I prefer to supervise the whole operations of the government myself rather than entrust the public business to subordinates, and this makes my duties very great.

科学中最重要的不是获得新的事实，而是发现新的思考方式。

最好的果实来自于耐心、细心和对自然时机的尊重。